<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        @font-face {
            font-family: "damu";
            src: url("./font/damu.TTF")
        }
    </style>
    <style>
        #app .a{
            font-size: 30px;
            font-family:"damu";
        }
        #app .b{
            font-size: 30px;
            font-family:"方正舒体";
        }
    </style>
</head>
<body>
  <div id="app">
      <span class="a">abc</span>
      <span class="b">周冬雨</span>
  </div>
</body>
</html>